Malware Analysis Report

2025-01-02 06:54

Sample ID 220511-c56m3sgfal
Target 8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0
SHA256 8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0
Tags
onlylogger loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0

Threat Level: Known bad

The file 8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0 was found to be: Known bad.

Malicious Activity Summary

onlylogger loader

OnlyLogger

OnlyLogger Payload

Deletes itself

Checks computer location settings

Enumerates physical storage devices

Program crash

Suspicious use of AdjustPrivilegeToken

Kills process with taskkill

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-11 02:40

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-11 02:40

Reported

2022-05-11 04:05

Platform

win7-20220414-en

Max time kernel

78s

Max time network

59s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe"

Signatures

OnlyLogger

loader onlylogger

OnlyLogger Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Enumerates physical storage devices

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe

"C:\Users\Admin\AppData\Local\Temp\8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe" & exit

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe" /f

Network

Country Destination Domain Proto
US 8.8.8.8:53 gc-partners.in udp

Files

memory/1324-54-0x0000000076461000-0x0000000076463000-memory.dmp

memory/1324-55-0x0000000004ECB000-0x0000000004EF3000-memory.dmp

memory/1324-56-0x0000000000230000-0x0000000000276000-memory.dmp

memory/1324-57-0x0000000000400000-0x0000000004DCD000-memory.dmp

memory/956-58-0x0000000000000000-mapping.dmp

memory/2016-59-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-11 02:40

Reported

2022-05-11 04:04

Platform

win10v2004-20220414-en

Max time kernel

132s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe"

Signatures

OnlyLogger

loader onlylogger

OnlyLogger Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe N/A

Enumerates physical storage devices

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe

"C:\Users\Admin\AppData\Local\Temp\8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4628 -ip 4628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4628 -ip 4628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 632

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4628 -ip 4628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 736

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4628 -ip 4628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 792

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4628 -ip 4628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 1088

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4628 -ip 4628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 1160

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4628 -ip 4628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 1216

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c taskkill /im "8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe" & exit

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4628 -ip 4628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 1112

C:\Windows\SysWOW64\taskkill.exe

taskkill /im "8a247a04783a7f2c1bda188afc2193a523001e698543fc3175375767833f66a0.exe" /f

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc

Network

Country Destination Domain Proto
US 93.184.220.29:80 tcp
US 8.8.8.8:53 storesdk.dsx.mp.microsoft.com udp
US 8.8.8.8:53 gc-partners.in udp
US 20.44.10.122:443 tcp
US 8.8.8.8:53 storesdk.dsx.mp.microsoft.com udp
FR 2.18.109.224:443 storesdk.dsx.mp.microsoft.com tcp
NL 8.248.7.254:80 tcp
US 8.8.8.8:53 store-images.s-microsoft.com udp
NL 104.123.41.133:80 store-images.s-microsoft.com tcp
NL 104.123.41.133:80 store-images.s-microsoft.com tcp
NL 104.123.41.133:80 store-images.s-microsoft.com tcp
US 8.8.8.8:53 tsfe.trafficshaping.dsp.mp.microsoft.com udp
IE 20.54.110.119:443 tsfe.trafficshaping.dsp.mp.microsoft.com tcp
NL 8.248.7.254:80 tcp
US 8.8.8.8:53 dl.delivery.mp.microsoft.com udp
US 209.197.3.8:80 dl.delivery.mp.microsoft.com tcp
US 209.197.3.8:80 dl.delivery.mp.microsoft.com tcp
US 8.8.8.8:53 tlu.dl.delivery.mp.microsoft.com udp
US 93.184.221.240:80 tlu.dl.delivery.mp.microsoft.com tcp
US 93.184.221.240:80 tlu.dl.delivery.mp.microsoft.com tcp
US 209.197.3.8:80 dl.delivery.mp.microsoft.com tcp
US 209.197.3.8:80 dl.delivery.mp.microsoft.com tcp
US 93.184.221.240:80 tlu.dl.delivery.mp.microsoft.com tcp
US 93.184.221.240:80 tlu.dl.delivery.mp.microsoft.com tcp
US 204.79.197.200:443 tcp

Files

memory/4628-130-0x000000000511E000-0x0000000005146000-memory.dmp

memory/4628-131-0x0000000004F10000-0x0000000004F56000-memory.dmp

memory/4628-132-0x0000000000400000-0x0000000004DCD000-memory.dmp

memory/864-133-0x0000000000000000-mapping.dmp

memory/1692-134-0x0000000000000000-mapping.dmp